update

app/utils/tencent.ts

@@ -0,0 +1,112 @@
+"use server";
+import * as crypto from "node:crypto";
+// 使用 SHA-256 和 secret 进行 HMAC 加密
+function sha256(message: any, secret = "", encoding?: string) {
+  return crypto
+    .createHmac("sha256", secret)
+    .update(message)
+    .digest(encoding as any);
+}
+
+// 使用 SHA-256 进行哈希
+function getHash(message: any, encoding = "hex") {
+  return crypto
+    .createHash("sha256")
+    .update(message)
+    .digest(encoding as any);
+}
+
+function getDate(timestamp: number) {
+  const date = new Date(timestamp * 1000);
+  const year = date.getUTCFullYear();
+  const month = ("0" + (date.getUTCMonth() + 1)).slice(-2);
+  const day = ("0" + date.getUTCDate()).slice(-2);
+  return `${year}-${month}-${day}`;
+}
+
+export async function getHeader(
+  payload: any,
+  SECRET_ID: string,
+  SECRET_KEY: string,
+) {
+  // https://cloud.tencent.com/document/api/1729/105701
+
+  const endpoint = "hunyuan.tencentcloudapi.com";
+  const service = "hunyuan";
+  const region = ""; // optional
+  const action = "ChatCompletions";
+  const version = "2023-09-01";
+  const timestamp = Math.floor(Date.now() / 1000);
+  //时间处理, 获取世界时间日期
+  const date = getDate(timestamp);
+
+  // ************* 步骤 1：拼接规范请求串 *************
+
+  const hashedRequestPayload = getHash(payload);
+  const httpRequestMethod = "POST";
+  const contentType = "application/json";
+  const canonicalUri = "/";
+  const canonicalQueryString = "";
+  const canonicalHeaders =
+    `content-type:${contentType}\n` +
+    "host:" +
+    endpoint +
+    "\n" +
+    "x-tc-action:" +
+    action.toLowerCase() +
+    "\n";
+  const signedHeaders = "content-type;host;x-tc-action";
+
+  const canonicalRequest = [
+    httpRequestMethod,
+    canonicalUri,
+    canonicalQueryString,
+    canonicalHeaders,
+    signedHeaders,
+    hashedRequestPayload,
+  ].join("\n");
+
+  // ************* 步骤 2：拼接待签名字符串 *************
+  const algorithm = "TC3-HMAC-SHA256";
+  const hashedCanonicalRequest = getHash(canonicalRequest);
+  const credentialScope = date + "/" + service + "/" + "tc3_request";
+  const stringToSign =
+    algorithm +
+    "\n" +
+    timestamp +
+    "\n" +
+    credentialScope +
+    "\n" +
+    hashedCanonicalRequest;
+
+  // ************* 步骤 3：计算签名 *************
+  const kDate = sha256(date, "TC3" + SECRET_KEY);
+  const kService = sha256(service, kDate);
+  const kSigning = sha256("tc3_request", kService);
+  const signature = sha256(stringToSign, kSigning, "hex");
+
+  // ************* 步骤 4：拼接 Authorization *************
+  const authorization =
+    algorithm +
+    " " +
+    "Credential=" +
+    SECRET_ID +
+    "/" +
+    credentialScope +
+    ", " +
+    "SignedHeaders=" +
+    signedHeaders +
+    ", " +
+    "Signature=" +
+    signature;
+
+  return {
+    Authorization: authorization,
+    "Content-Type": contentType,
+    Host: endpoint,
+    "X-TC-Action": action,
+    "X-TC-Timestamp": timestamp.toString(),
+    "X-TC-Version": version,
+    "X-TC-Region": region,
+  };
+}